For whatever reason, there is a huge interseciton between Touhou fans and computer science/information technologies. In line with other awesome lists, this is a curated list of amazing and awesome tech projects, events, etc. within the Touhou fan community.
- thwiki - The international community's wiki at large. De facto knowledge repository for all things Touhou.
- thcrap - Touhou Community Reliant Automatic Patcher. Patches Team Shanghai Alice and Tasforo games.
- Redditaisai - Yearly creators event held on Reddit's /r/touhou subreddit.
- Fantasy Crescendo - Platform fighter for PCs. Circle: Hourai Teahouse.
- Danmaku!! - Party card game like BANG! Circle: Mystery Parifait.
- NitoriWare - WarioWare microgames with Nitori for PC/WebGL. Circle: NitorInc.
- Story of a Lost Sky Turn based strategy RPG for PC/Mac. Circle: Feathered Melody.
You can add to this list by creating an edit and making a pull request on the GitHub repository.